Ecoscraps Natural and Organic Potting Media-originally developed and researched for the hydroponics industry. Ecoscraps uses only the best ingredients to formulate this blend, the right mix of coir fiber, more perlite than most standard mixes on the market, the right amount of compost to provide micro-nutrients, and beneficial microbials as well as a 9-6-1 nutrient charge with 5% calcium. This mix provides the ideal growing media solution for all of your container gardens (inside and out), raised beds, or vertical garden systems, and for any plant you wish to grow. OMRI listed.